The National Security Agency is secretly piggybacking on the tools that enable Internet advertisers to track consumers, using "cookies" and location data to pinpoint targets for government hacking and to bolster surveillance.

The White House may be asking food marketers to be responsible when it comes to marketing to kids, but the snack food industry still needs to keep increasing its profits. Mondelez International, the company that owns brands like Chips Ahoy and Ritz, is going about it in an intrusive and rather creepy way. This is something you need to be aware of.

There is another obscure way of tracking users without using cookies or even Javascript. It has already been used by numerous websites but few people know of it. This page explains how it works and how to protect yourself.